Maria del Pilar Francisca de Asis Joaquina Eustaquia Seco Y Belsa
- Born on September 20, 1853
Family
- Married on May 31, 1876, with Luis Juan Pelegrin de La Cerda Y Cortes (1850 - ), issuing
- María del Pilar Isabel Francisca Fernanda Constantina (1877 - )
Luis Enrique Fernando José Juan (1879 - 1880)- Luis (1881 - 1885)